News about News about en-us The NASDAQ Stock Market® (Nasdaq: NDAQ) announced that trading was halted today in Tri-Tech Holding Inc. (Nasdaq: TRIT) at 9:13:34 Eastern Time for "additional information requested" from the company at a last price of $1.44.
Trading will remain halted until Tri-Tech Holding Inc. has fully satisfied]]>
Altair Nanotechnologies, Inc. (NASDAQ: ALTI) is expected to post its earnings report today.

Arctic Cat Inc. (NASDAQ: ACAT) is expected to release its Q4 earnings at $0.40 per share on revenue of 121.20 million.

]]>Below are highlights from Benzinga's daily coverage of small cap securities making big moves:

Tri-Tech Holding

Shares of Tri-Tech Holding (NASDAQ: TRIT), the China-based provider of integrated solutions for the protection, control and enhancement of China's water resources and environmental protection, rose 52% Friday on 19 times average volume.